1 files changed, 41 insertions, 0 deletions
diff --git a/include/hw/xen/xen-backend.h b/include/hw/xen/xen-backend.h
new file mode 100644
index 0000000000..0f01631ae7
--- /dev/null
+++ b/include/hw/xen/xen-backend.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2018  Citrix Systems Inc.
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef HW_XEN_BACKEND_H
+#define HW_XEN_BACKEND_H
+
+#include "hw/xen/xen-bus.h"
+
+typedef struct XenBackendInstance XenBackendInstance;
+
+typedef void (*XenBackendDeviceCreate)(XenBackendInstance *backend,
+                                       QDict *opts, Error **errp);
+typedef void (*XenBackendDeviceDestroy)(XenBackendInstance *backend,
+                                        Error **errp);
+
+typedef struct XenBackendInfo {
+    const char *type;
+    XenBackendDeviceCreate create;
+    XenBackendDeviceDestroy destroy;
+} XenBackendInfo;
+
+XenBus *xen_backend_get_bus(XenBackendInstance *backend);
+const char *xen_backend_get_name(XenBackendInstance *backend);
+
+void xen_backend_set_device(XenBackendInstance *backend,
+                            XenDevice *xendevice);
+XenDevice *xen_backend_get_device(XenBackendInstance *backend);
+
+void xen_backend_register(const XenBackendInfo *info);
+const char **xen_backend_get_types(unsigned int *nr);
+
+bool xen_backend_exists(const char *type, const char *name);
+void xen_backend_device_create(XenBus *xenbus, const char *type,
+                               const char *name, QDict *opts, Error **errp);
+bool xen_backend_try_device_destroy(XenDevice *xendev, Error **errp);
+
+#endif /* HW_XEN_BACKEND_H */